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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/intel,dwmac-plat.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Intel DWMAC glue layer Device Tree Bindings
maintainers:
- Vineetha G. Jaya Kumaran <vineetha.g.jaya.kumaran@intel.com>
select:
properties:
compatible:
contains:
enum:
- intel,keembay-dwmac
required:
- compatible
allOf:
- $ref: "snps,dwmac.yaml#"
properties:
compatible:
oneOf:
- items:
- enum:
- intel,keembay-dwmac
- const: snps,dwmac-4.10a
clocks:
items:
- description: GMAC main clock
- description: PTP reference clock
- description: Tx clock
clock-names:
items:
- const: stmmaceth
- const: ptp_ref
- const: tx_clk
required:
- compatible
- clocks
- clock-names
unevaluatedProperties: false
examples:
# FIXME: Remove defines and include the correct header file
# once it is available in mainline.
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
#define MOVISOC_KMB_PSS_GBE
#define MOVISOC_KMB_PSS_AUX_GBE_PTP
#define MOVISOC_KMB_PSS_AUX_GBE_TX
stmmac_axi_setup: stmmac-axi-config {
snps,lpi_en;
snps,wr_osr_lmt = <0x0>;
snps,rd_osr_lmt = <0x2>;
snps,blen = <0 0 0 0 16 8 4>;
};
mtl_rx_setup: rx-queues-config {
snps,rx-queues-to-use = <2>;
snps,rx-sched-sp;
queue0 {
snps,dcb-algorithm;
snps,map-to-dma-channel = <0x0>;
snps,priority = <0x0>;
};
queue1 {
snps,dcb-algorithm;
snps,map-to-dma-channel = <0x1>;
snps,priority = <0x1>;
};
};
mtl_tx_setup: tx-queues-config {
snps,tx-queues-to-use = <2>;
snps,tx-sched-wrr;
queue0 {
snps,weight = <0x10>;
snps,dcb-algorithm;
snps,priority = <0x0>;
};
queue1 {
snps,weight = <0x10>;
snps,dcb-algorithm;
snps,priority = <0x1>;
};
};
gmac0: ethernet@3a000000 {
compatible = "intel,keembay-dwmac", "snps,dwmac-4.10a";
interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "macirq";
reg = <0x3a000000 0x8000>;
snps,perfect-filter-entries = <128>;
phy-handle = <ð_phy0>;
phy-mode = "rgmii";
rx-fifo-depth = <4096>;
tx-fifo-depth = <4096>;
clock-names = "stmmaceth", "ptp_ref", "tx_clk";
clocks = <&scmi_clk MOVISOC_KMB_PSS_GBE>,
<&scmi_clk MOVISOC_KMB_PSS_AUX_GBE_PTP>,
<&scmi_clk MOVISOC_KMB_PSS_AUX_GBE_TX>;
snps,pbl = <0x4>;
snps,axi-config = <&stmmac_axi_setup>;
snps,mtl-rx-config = <&mtl_rx_setup>;
snps,mtl-tx-config = <&mtl_tx_setup>;
snps,tso;
status = "okay";
mdio0 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "snps,dwmac-mdio";
ethernet-phy@0 {
reg = <0>;
};
};
};
...
|
